120611-32-7 7-Benzothiazolesulfonic acid, 6-methyl-2-[4-[[2-oxo-1-[ [(4-sulfo-1-naphthalenyl)amino]carbonyl]propyl]azo ]-3-sulfophenyl]-, ammonium sodium salt
139543-06-9 1H,3H-Benzo[1,2-c:4,5-c']difuran-1,3,5,7- tetrone,polymer with 1,4-benzenediamine and [1,1'-biphenyl]-3,3',4,4'-tetramine tetrahydrochloride